Answer:
6(12), multiplication
Step-by-step explanation:
Since it takes 12 minutes to mow one lawn, multiplying would give you the answer of how long 6 lawns would take, which is 72
what is 190 × 180=7?
Answer:
34200 is not 7
false
Step-by-step explanation:
Select all numbers that are solutions to the inequality k > 5 a 4
b 5
c 6
d 5.01
e 5.2
f 0.5
Answer: C D E
Step-by-step explanation:
how far is 10% of a 2000 kilometer trip
Find the measure of the indicated angle.
99⁰
96⁰
98⁰
92°
L
120°
K
N
M
64
Answer:
? = 92°
Step-by-step explanation:
the chord- chord angle ? is half the sum of the measures of the arcs intercepted by the angle and its vertical angle, that is
? = \(\frac{1}{2}\) (LM + AK) = \(\frac{1}{2}\) (120 + 64)° = \(\frac{1}{2}\) × 184° = 92°
what is the value of -2/3x0.6÷ 6/5
Answer:
-0.33333333333 in other word it o.3 with line over 3
Step-by-step explanation:
need help very badly i do not understand geometry lol
Answer:
Step-by-step explanation:
sin 63 = JK/8
sin = opposite/hypotenuse
answer is C
a/5 divided by 3/10a if a does not equal 0? What is the answer?
Answer:
The answer is \(\frac{2}{3}\)
Step-by-step explanation:
When we divide two fractions, we multiply the numerator by the inverse of the denominator. So
\(\frac{\frac{a}{5}}{\frac{3a}{10}} = \frac{a}{5} \times \frac{10}{3a} = \frac{10*a}{5*3a} = \frac{10a}{15a} = \frac{2}{3}\)
The answer is \(\frac{2}{3}\)
Classify this quadrilateral.
A. Square
C. Trapezoid
+
B. Isosceles
D. Rhombus
Answer: D. Rhombus
Step-by-step explanation: Based on the given image, the quadrilateral can be classified as a rhombus. A rhombus is a quadrilateral with all sides of equal length. In the given image, all four sides of the quadrilateral appear to be congruent, which satisfies the definition of a rhombus.
Please answer this correctly
Answer:
x = 48
Step-by-step explanation:
Since it's given that these two shapes are similar, you can set up a proportion to solve for x, like so:
\(\frac{27}{18} =\frac{72}{x}\)
Cross multiply:
\(\frac{27x}{1296}\)
Divide 1296 by 27:
x = 48
Pls help I need help on this question
Answer: B
Step-by-step explanation: Hope this helps:)
Please answer the question in the photo :)
Answer:
it is correct I think it's right
Step-by-step explanation:
A ship is anchored off a long straight shoreline that runs north and south. From two observation points
miles apart on shore, the bearings of the ship are
and
. What is the distance from the ship to each of the observation points? Round each answer to the nearest tenth of a mile.
The distance from the north most ship to the observation is
miles.
The distance from the south most ship to the observation is
miles.
The distance from the north most ship to the observation is 2.9 miles and the distance from the south most ship to the observation is 9.9 miles.
The bearing is defined as the angle measured clockwise from the north direction. A ship is anchored off a long straight shoreline that runs north and south.
From two observation points miles apart on shore, the bearings of the ship are 52 degrees and 134 degrees respectively. To find the distance from the ship to each of the observation points, we can use trigonometry.
Let's call the distance from the north observation point to the ship x, and the distance from the south observation point to the ship y. The bearings from the north and south observation points can be drawn as follows:
[asy]
unitsize(1cm);
pair O = (0,0), N = (-2,0), S = (2,0), A = (-2,1), B = (2,-1);
draw(O--N--A,Arrow);
draw(O--S--B,Arrow);
\(label("$52^\circ$", N + 0.3*dir(52), NE);\)
\(label("$134^\circ$", S + 0.3*dir(134), SE);\)
draw(O--A--B--cycle,dashed);
\(label("$x$", (N+A)/2, W);\)
\(label("$y$", (S+B)/2, E);\)
[/asy]
We can use the tangent function to find x and y, since we have the angle and opposite side.
From the north observation point, we have:
\($$\tan(52^\circ) = \frac{x}{2}$$$$x = 2\tan(52^\circ) \approx 2.95$$\)
From the south observation point, we have:
\($$\tan(134^\circ) = \frac{y}{2}$$$$y = 2\tan(134^\circ) \approx 9.88$$\)
Therefore, the distance from the north most ship to the observation is 2.9 miles and the distance from the south most ship to the observation is 9.9 miles.
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can’t figure this problem out need help
Answer:
Step-by-step explanation:
If 10% of a number is 2 less than 20% of the same number, then 80% of the
number equals __
Answer:
254
Step-by-step explanation:
bcDSHWDJHgvshjg
How much of a premium do you pay for a steel house worth $190,000 with $49,000 worth of content in a suburban area?
A. $1258.70
B. $1372.70
C. $1589.90
D. $2304.70
Answer:
D. $2304.70
Step-by-step explanation:
a typical 2000 square foot house may cost anything from $200000 to $300000
Hope it helps!!!brainliest pls!!!!Step-by-step explanation:
How much of a premium do you pay for a steel house worth $190,000 with $49,000 worth of content in a suburban area?
B. $1372.70
The polynomial of degree 5, P ( x ) , has leading coefficient 1, has roots of multiplicity 2 at x = 3 and x = 0 , and a root of multiplicity 1 at x = − 2 . Find a possible formula for P(x). I got x^5-5x^4-2x^4+3x^2, and I got it wrong. :(
Answer:
Step-by-step explanation:
(x-3)(x-3)(x²)(x+2)
(x²-6x+9)(x³+2x²)
x^5+2x^4-6x^4-12x^3+9x^3+18x^2
x^5 - 4x^4 - 3x^3 +18x^2
Using the Factor Theorem, it is found that the polynomial is given by:
\(P(x) = x^5 - 4x^4 - 3x^3 + 18x^2\)
The Factor Theorem states that if a polynomial has roots \(x_1, x_2, ..., x_n\), it can be written as:
\(P(x) = a(x - x_1)(x - x_2)...(x - x_n)\)
In which a is the leading coefficient.
In this problem:
Leading coefficient of 1, thus \(a = 1\).Roots with multiplicity 2 at x = 3 and x = 0, thus \(x_1 = x_2 = 3, x_3 = x_4 = 0\)Root with multiplicity 1 at x = -2, thus \(x_5 = -2\).Then, the polynomial is:
\(P(x) = x^2(x - 3)^2(x + 2)\)
\(P(x) = x^2(x^2 - 6x + 9)(x + 2)\)
\(P(x) = x^2(x^3 - 4x^2 - 3x + 18)\)
\(P(x) = x^5 - 4x^4 - 3x^3 + 18x^2\)
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the endpoints of $\overline{ab}$ are $a\left(2,\ 5\right)$ and $b\left(-4,\ 7\right)$ . find the coordinates of the midpoint.
The endpoints of AB are (2, 5) and (-4, 7). So the coordinates of the midpoint are (-1, 6).
Determine the coordinates of the midpointThese are the specified parameters:
AB are (2, 5) and (-4, 7)
Here,
x₁ = 2 and y₁ = 5
x₂ = -4 and y₂ = 7
The coordinates of the midpoint
= ((x₁ + x₂)/2 , (y₁ + y₂)/2)
= ((2 + (-4))/2 , (5 + 7)/2)
= (-2/2 , 12/2)
= (-1, 6)
So the coordinates of the midpoint of segment AB are (-1, 6).
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What is the equation of the line that passes through (4, 3) and (-4, -1)?
Choices:
2x+1
y=2x+7
y=x/2 +1
y= -x/2 +7
The equation of the line that passes through (4, 3) and (-4, -1) is y = -x/2 + 5. So, correct option is A.
To find the equation of the line that passes through two given points, we use the slope-intercept form of a linear equation, which is:
y = mx + b
where m is the slope of the line and b is the y-intercept.
First, we need to find the slope of the line using the two given points. The formula for finding slope between two points is:
m = (y₂ - y₁) / (x₂ - x₁)
where (x₁, y₁) and (x₂, y₂) are the coordinates of the two points.
Substituting the given points into the formula, we get:
m = (-1 - 3) / (-4 - 4) = -4/8 = -1/2
Now we know the slope, we can use one of the given points (4, 3) and substitute the slope into the slope-intercept form of the equation and solve for b.
y = mx + b
3 = (-1/2)(4) + b
3 = -2 + b
b = 5
Therefore, the equation of the line that passes through (4, 3) and (-4, -1) is:
y = -x/2 + 5
So, correct option is A.
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Complete question is:
What is the equation of the line that passes through (4, 3) and (-4, -1)?
Choices:
y = -x/2 + 5
y=2x+7
y=x/2 +1
y= -x/2 +7
Question
If the end behavior is decreasing to the left, what might be true about the function? Select all that apply.
Select all that apply:
The degree is even and the leading coefficient is positive.
The degree is even and the leading coefficient is negative.
The degree is odd and the leading coefficient is positive.
The degree is odd and the leading coefficient is negative.
FEEDBACK
MORE INSTRUCTI
If the function is increasing to the left and falls to the right,
Leading coefficient of the function will be negative and the degree of the function will be Odd.
What is a polynomial's leading coefficient?
The term in a polynomial that has the highest power of x is the leading term. For instance, the leading term in the equation 7+x3x2 is 3x2. The coefficient of the first term is referred to as a polynomial's leading coefficient. The leading coefficient in the aforementioned example is 3.
Leading coefficient of the function will be negative and the degree of the function will be Odd.
Similarly, if the function is increasing to the right and falls to the left,
Leading coefficient of the function will be positive and the degree of the function will be Odd.
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Shown here is a mathematical step taken when solving an equation. Identify the mathematical reason or property used to simplify from the first step to the second step. 8D=56. D=7
Answer:
D. Division Property of Equality
Step-by-step explanation:
Given that \( 8D = 56 \), to find the value of D, the property of equality that needs to be applied here would be the one that would make both sides equal by performing the same operation on both sides of the equation.
Thus:
Applying the the Division Property of Equality, we would divide both sides by 8.
\( \frac{8D}{8} = \frac{56}{8} \)
\( D = 7 \)
This will leave you with D standing alone. Of which value is 7.
A new cream was developed to reduce the irritation caused by poison ivy. To test the effectiveness, researchers put an ad online asking for volunteers to participate in the study. One hundred subjects replied, and they were informed that one group would receive the new cream and the other group would receive a cream with no active ingredient. All 100 subjects were exposed to poison ivy. Fifty were then assigned to the group with the new cream, and 50 were assigned to the group with the cream with no active ingredient. After three days, the subjects’ level of irritation was measured.
Of the 50 subjects that were assigned to the cream with no active ingredient, 15 stated they had less irritation. What is this called?
placebo
control group
placebo effect
placebo control
Answer:
c
Step-by-step explanation:
The effect because of which 15 subjects stated that they had less irritation after having cream with no active ingredient is placebo effect.
What is placebo effect?The placebo effect occurs when a person's physical or mental health appears to improve after receiving a placebo or "dummy" treatment. injections, or even sham surgery.
The placebo effect is caused by an individual's belief in the benefits of the treatment and the expectation that it will make them feel better, rather than by the properties of the placebo.
Given,
50 subjects were assigned to the cream with no active ingredient, 15 stated they had less irritation.
The cream with no active ingredient is placebo, and this effect is called placebo effect.
Hence, 15 subjects stated that they had less irritation is a result of placebo effect.
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please help with this question
The statistics that always corresponds to the 75th percentile in a distribution include the following: B. Third Quartile.
What is an interquartile range?In Mathematics and Statistics, IQR is an abbreviation for interquartile range and it can be defined as a measure of the middle 50% of data values when they are ordered from lowest to highest.
Mathematically, interquartile range (IQR) of a data set is the difference between third quartile (Q₃) and the first quartile (Q₁):
IQR = Q₃ - Q₁ = 75th percentile - 25th percentile.
In this context, we can reasonably infer and logically deduce that the 75th percentile in a distribution is always equal to the third quartile.
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3.) Given the regular polygon. Find the measure of each numbered angle.
m<1 = 30
m<2 = 15
m<3 =
75
Work/expanation:
The b. m<angle1 = 45°,
mangle2 = 67.5°
How to solveAn octagon has 8 sides.
Sum of interior angles = 180° x (n-2) = 180° x (8-2) = 180° x 6 = 1,080°
1,080° ÷ 8 sides = 135° interior angle.
Angle 2 = 135° / 2 = 67.50°
Angle 1 = 180° - 135° = 45°
If these were the choices given:
a. mangle1 = 45°, mangle2 = 135°
b. mangle1 = 45°, mangle2 = 67.5° ⇔ THIS IS THE CORRECT ANSWER.
c. mangle1 = mangle2 = 60°
d. mangle1 = 22.5°, mangle2 = 78.75°
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The sides of AUVW are UV = 8x-19,
VW = 5x-5, and UW = 9x -22. If the
perimeter of AUVW is 86, list the angles in order from largest to smallest.
what is the solution to the equation:
5(n - 1/10) = 1/2
a. n= 13/5
b. n= 3/25
c. n= 0
d. n= 1/5
\( \sf \longrightarrow \: 5 \bigg( \: n - \frac{1}{10} \bigg) = \frac{1}{2} \\ \)
\( \sf \longrightarrow \: 5 \bigg( \: \frac{n}{1} - \frac{1}{10} \bigg) = \frac{1}{2} \\ \)
\( \sf \longrightarrow \: 5 \bigg( \: \frac{10 \times n - 1 \times 1}{1 \times 10} \bigg) = \frac{1}{2} \\ \)
\( \sf \longrightarrow \: 5 \bigg( \: \frac{10n - 1}{ 10} \bigg) = \frac{1}{2} \\ \)
\( \sf \longrightarrow \: \: \frac{50n - 5}{ 10} = \frac{1}{2} \\ \)
\( \sf \longrightarrow \: \: 2(50n - 5) =1(10) \\ \)
\( \sf \longrightarrow \: \: 2(50n - 5) =10 \\ \)
\( \sf \longrightarrow \: \: 100n - 10=10 \\ \)
\( \sf \longrightarrow \: \: 100n =10 + 10\\ \)
\( \sf \longrightarrow \: \: 100n =20\\ \)
\( \sf \longrightarrow \: \:n = \frac{2 \cancel{0}}{10 \cancel{0}} \\ \)
\( \sf \longrightarrow \: \:n = \frac{1}{5} \\ \)
Answer:-
Answer:- D) n = ⅕ ✅To solve the equation \(\sf 5(n - \frac{1}{10}) = \frac{1}{2} \\\) for \(\sf n \\\), we can follow these steps:
Step 1: Distribute the 5 on the left side:
\(\sf 5n - \frac{1}{2} = \frac{1}{2} \\\)
Step 2: Add \(\sf \frac{1}{2} \\\) to both sides of the equation:
\(\sf 5n = \frac{1}{2} + \frac{1}{2} \\\)
\(\sf 5n = 1 \\\)
Step 3: Divide both sides of the equation by 5 to isolate \(\sf n \\\):
\(\sf \frac{5n}{5} = \frac{1}{5} \\\)
\(\sf n = \frac{1}{5} \\\)
Therefore, the solution to the equation \(\sf 5(n - \frac{1}{10})\ = \frac{1}{2} \\\) is \(\sf n = \frac{1}{5} \\\), which corresponds to option (d).
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The ratio for the split is entered in cells B2 and C2. For example, the ratio of 2-for-1 would be entered as a 2 in B2 and a 1 in C2. The number of pre-split shares is entered in B3 and the pre-split price is entered in B4, Write the spreadsheet formula that will calculate the post-split number of outstanding shares in C3
The spreadsheet formula that will calculate the post-split number of outstanding shares in C3 will be C3*(B2/C2).
How to calculate the formulaAssuming the split ratio has been inputted in cells B2 and C2, one can easily ascertain the post-split number of outstanding shares in cell C3 by simply using the following formula:
=C3 × (B2/C2).
In this case, the equation multiplies the pre-split quantity of outstanding shares by the ratio written down in cells B2/C2 for the determination of resulting post-split number of outstanding shares that are in cell C3.
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Easy math 2 pictures
Step-by-step explanation:
1) area = \(\pi\) r^2
= 3.14*(11)^2
= 379.94inch
2) area = \(\pi\)r^2
= 3.14*(4)^2
= 50.24/2 (semi circle)
= 25.12yards square
jamarius 5th grade class was working on a reading project during the school year he wants to read 22 pages for 125 days if jamarius wants to meet his goal how man books will he have to read
Answer:
2750 pages
Step-by-step explanation:
but i am not sure how many books exactly .
The points A, B, C and D lie in order on a straight line
such that
AB:BD = 1:2
AC:CD= 7:2
Find AB:BC:CD
Answer:
7 + 2 = 9, so AC = 7/9 and CD = 2/9
1 + 2 = 3, so AB = 1/3 = 3/9 and
BD = 2/3 = 6/9
AB + BC = AC
3/9 + BC = 7/9, so BC = 4/9
AB:BC:CD = (3/9):(4/9):(2/9) = 3:4:2
A dairy farmer delivered milk over two days.
On Monday, he used 5 gallons of fuel to drive 40 miles.
• On Tuesday, he drove 120 miles at an average rate of 10 miles per gallon of fuel.
Determine the miles traveled per gallon of fuel on Monday and the number of gallons of fuel used on
Tuesday,
Answer:
the ans is
Step-by-step explanation:
monday = 40/per gallon
tuesday = 120/per gallon
1) The miles traveled per gallon of fuel on Monday = 4 miles/gallons
2) The number of gallons of fuel used on Tuesday = 12 gallons
What is ratio?"It is a quotient of two mathematical expressions."
What is average rate?"The average rate is the total change in output values divided by the change in the input values."
For given situation,
On Monday,
a dairy farmer used 5 gallons of fuel to drive 40 miles.
So, the miles traveled per gallon of fuel would be the ratio of the distance he drove and the fuel used.
the miles traveled per gallon of fuel:
= 20 / 5
= 4 miles/gallon
Therefore, the miles traveled per gallon of fuel on Monday = 4 miles/gallons
On Tuesday,
he drove 120 miles at an average rate of 10 miles per gallon of fuel.
Let he used 'x' gallons of fuel.
⇒ 10 = 120/x
⇒ 10 × (x) = 120
⇒ x = 120/10
⇒ x = 12 gallons
Therefore, he used 12 gallons of fuel on Tuesday.
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